FIXME: Allow for the HltRoutingBits size to be 4 words

Hlt/HltDAQ/src/component/HltRoutingBitsFilter.cpp

@@ -60,7 +60,9 @@ bool HltRoutingBitsFilter::operator()( const LHCb::RawEvent& rawEvent ) const {
     ++m_unexpectedRawbanks;
     return m_passOnError;
   }
-  if ( banks[0]->size() != 3 * sizeof( unsigned int ) ) {
+  if ( banks[0]->size() != 3 * sizeof( unsigned int ) &&
+       banks[0]->size() != 4 * sizeof( unsigned int ) // FIXME: should we ever write the 4th word into HltRoutingBits?
+  ) {
     ++m_unexpectedRawbanksSize;
     return m_passOnError;
   }